/Engine/Plugins/Runtime/RigVM/Source/RigVMDeveloper/Public/RigVMCompiler/RigVMAST.h
Returns the pin direction of this variable (input, output, hidden etc)
the pin direction of this variable (input, output, hidden etc)
[ERigVMPinDirection](API\Plugins\RigVM\RigVMCore\ERigVMPinDirection) GetPinDirection() const